Question

# Question 92 (d) Write the following as rational numbers in their standard form. 240÷(−840)

Solution

## Here, 240÷(−840)=240−840 ∵ HCF of 240 and 840 = 120. On dividing numerator and denominator by their HCF, we get  240÷120−840÷120=2−7 =2×(−1)−7×(−1) =−27 Mathematics

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